/Engine/Plugins/Runtime/MeshModelingToolset/Source/ModelingComponents/Public/PreviewMesh.h
Set the triangle color function for rendering / render data construction
void SetTriangleColorFunction ( [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< [FColor](API\Runtime\Core\Math\FColor)(const [FDynamicMesh3](API\Runtime\GeometryCore\DynamicMesh\FDynamicMesh3) *, int)> TriangleColorFunc, [ERenderUpdateMode](API\Plugins\ModelingComponents\UPreviewMesh\ERenderUpdateMode) UpdateMode )